Behavioural and Allied Sciences Online MCQ Set 5

QN01. Endocrine glands differ from exocrine glands in that

1. Endocrine glands are ductless and exocrine glands release secretions at the body's surface or into ducts
2. Endocrine glands release hormones, whereas exocrine glands release waste
3. Endocrine glands are formed by epithelial tissue, but exocrine glands are primarily connective tissue
4. Endocrine glands are all interconnected; whereas exocrine glands act completely independently.

Answer

(A)Endocrine glands are ductless and exocrine glands release secretions at the body's surface or into ducts

QN02. The secretions from which of these glands differs between males and females:

1. Adrenal
2. Parathyroid
3. Gonadal
4. Pancreas

Answer

(C)Gonadal

QN03. Which of these is a health problem that can be caused by STI in women:

1. pelvic inflammatory disease (PID)
2. ectopic pregnancy
3. higher risk for cervical cancer
4. all of the above

Answer

(D)all of the above

QN04. A more common problem among girls during puberty is

1. they have more acne than boys
2. they are more prone to obesity than boys
3. gynecomastia
4. both a and b

Answer

(B)they are more prone to obesity than boys

QN05. The male sex hormone is

1. estrogen
2. estradiol
3. progesterone
4. androgen

Answer

(D)androgen

QN06. Which of the following produces the male sex hormone:

1. rete testis
2. seminiferous tubule
3. Leydig cell
4. scrotum

Answer

(C)Leydig cell

QN07. the periodic gaps in the myelin sheath on the axon is

1. nodes of ranvier
2. synapse
3. neurotransmitters
4. none of the above

Answer

(A)nodes of ranvier

QN08. Entry of the positive ions in action potential is called as ______________

1. repolarization
2. depolarization
3. polarization
4. none of the above

Answer

(B)depolarization

QN09. ______________ recieves and transmits motor signals from the CNS.

1. PNS
2. cells
3. chemicals
4. glial cells

Answer

(A)PNS

QN10. The depression found in the surface of the brain is called ______________

1. fissures
2. sulcus
3. gyri
4. gyrus

Answer

(B)sulcus

QN11. The area responsible for understanding of speech comprehension is ______________

1. wernicks aphasia
2. wernicks area
3. brocas area
4. parietal lobe

Answer

(B)wernicks area

QN12. The brain stem consists of ______________ parts.

1. 2
2. 3
3. 4
4. 5

Answer

(B)3

QN13. Kluver Bucy Syndrome causes impairment in.

1. Behaviour
2. Language
3. Ability
4. Sleep

Answer

(A)Behaviour

QN14. Psychoneroimmunology is a study of

1. Brain structure and function
2. Interactions among behavioural, neural, endocrine and immune process
3. Mental health and brain
4. Neuro connections and brains activities

Answer

(B)Interactions among behavioural, neural, endocrine and immune process

QN15. To be immune means what:

1. That you are infected
2. That you are bald
3. That you are protected
4. That you are more likely to get sick

Answer

(C)That you are protected

QN16. The brain area that most directly controls the activity of the autonomic nervous system is the

1. Pituitary gland
2. Medulla oblongata
3. Cerebellum
4. Hypothalamus

Answer

(B)Medulla oblongata

QN17. The purity of sound is called

1. wavelength
2. amplitude
3. volley
4. timbre

Answer

(D)timbre

QN18. Damage to the ______________ may cause sensorineural hearing loss

1. eardrum
2. pinna
3. stapes
4. cilia

Answer

(D)cilia

QN19. Sensations of complementary colours we experience after staring at a stimulus of a given hue is

1. trichromatic theory
2. opponent process theory
3. afterimages
4. colour effect

Answer

(C)afterimages

QN20. What are the ossicles:

1. cells in the olfactory bulb
2. fine hairs on the basilar membrane
3. fluid- filled canals that extent to the cochlea
4. small bones in the ear

Answer

(D)small bones in the ear

QN21. Chemical messengers secreted by ductless glands are called ______________

1. Lymph
2. Platelets
3. Plasma
4. Hormones

Answer

(D)Hormones

QN22. Which of the following is a physiological function that is mediated by a hormone released by the posterior pituitary:

1. maturation of the egg and sperm
2. water retention
3. decrease in calcium levels
4. increase in thyroid hormone level

Answer

(B)water retention

QN23. Name the gland that is located at the base of the throat, just inferior to the laryngeal prominence (Adams apple)

1. Pituitary
2. Pineal gland
3. Hypothalamus
4. Thyroid

Answer

(D)Thyroid

QN24. How do hormones from the thyroid and parathyroid regulate the calcium concentration of the blood:

1. Calcitonin lowers blood calcium; parathyroid hormone raises blood calcium
2. Parathyroid hormone lowers blood calcium; calcitonin raises blood calcium
3. Thyroxine and triiodothyronine together regulate calcium levels, as needs dictate
4. Both parathyroid hormone and the three thyroid hormones function to regulate blood calcium levels.

Answer

(A)Calcitonin lowers blood calcium; parathyroid hormone raises blood calcium

QN25. Most hormones of the endocrine system are regulated by a

1. Negative feedback mechanism
2. Positive feedback mechanism
3. Hormone-receptor complex
4. Hormone-gene complex

Answer

(A)Negative feedback mechanism

QN26. Gonorrhea is treated by antibiotics. What problem has occurred recently in treatment:

1. antibiotics have been in short supply
2. the bacteria that cause gonorrhea have become resistant to certain antibiotics
3. people have developed an allergic reaction to certain antibiotics
4. all of the above

Answer

(B)the bacteria that cause gonorrhea have become resistant to certain antibiotics

QN27. The feedback loop for production of sex hormone in women does not include

1. hypothalamus
2. pituitary gland
3. follicle stimulating hormone
4. introitus

Answer

(D)introitus

QN28. Which of these is a symptom of HIV infection:

1. swollen lymph nodes
2. fever
3. tiredness
4. all the above

Answer

(D)all the above

QN29. The insertion of male genitalia into the female genitalia is

1. coitus
2. intromission
3. fertilization
4. copulation

Answer

(B)intromission

QN30. Men need time to go back to the orgasm stage from the resolution stage called

1. recovery period
2. recoup period
3. refractory period
4. retrieval period

Answer

(C)refractory period

QN31. What is the structural and functional unit of the nervous system:

1. axon
2. neuron
3. synapse
4. axon hillock

Answer

(B)neuron

QN32. ______________ provides scaffolding on which the nervous system is built

1. nerves
2. neurons
3. cell body
4. glial cells

Answer

(D)glial cells

QN33. Cleaning up the synapse is called as ______________

1. reputake
2. receptor
3. cleaning
4. removing

Answer

(A)reputake

QN34. ______________ controls the voluntary movements

1. somatic nervous system
2. parasympathetic nervous system
3. sympathetic nervous system
4. autonomic nervous system

Answer

(A)somatic nervous system

QN35. Primary motor cortex is a part of ______________ lobe.

1. parietal
2. temporal
3. occipital
4. frontal

Answer

(D)frontal

QN36. ______________ is also known as emotion brain.

1. mid brain
2. lymbic system
3. tegmentum
4. pons

Answer

(B)lymbic system

QN37. The complex psychophysiological experience of an individuals state of mind as it is interacting with biochemical and environmental influences.

1. Cognition
2. Memory
3. Attention
4. Emotions

Answer

(D)Emotions

QN38. The activation of the immune system response by stress differs from the activation of that system by illness in that

1. Illness activates areas in the brain first
2. Stress increases the release of natural killer cells
3. Stress activates a different immune response that does illness
4. Stress activates areas in the brain first

Answer

(D)Stress activates areas in the brain first

QN39. What is a macrophage:

1. A type of white blood cell
2. A part of our immune system
3. A cell that destroys invaders
4. All the above

Answer

(D)All the above

QN40. Which of the following is an example of the autonomic nervous system:

1. Peristalsis of intestine
2. Swallowing
3. Movement of eyes
4. Knee jerk

Answer

(A)Peristalsis of intestine