MBA MCQ Quiz Hub

1. The brain stem consists of ______________ parts.
2
3
4
5

2. Kluver Bucy Syndrome causes impairment in.
Behaviour
Language
Ability
Sleep

3. Psychoneroimmunology is a study of
Brain structure and function
Interactions among behavioural, neural , endocrine and immune process
Mental health and brain
Neuro connections and brains activities

4. To be immune means what:
That you are infected
That you are bald
That you are protected
That you are more likely to get sick

5. The brain area that most directly controls the activity of the autonomic nervous system is the
Pituitary gland
Medulla oblongata
Cerebellum
Hypothalamus

6. The purity of sound is called
wavelength
amplitude
volley
timbre

7. Damage to the ______________ may cause sensorineural hearing loss
eardrum
pinna
stapes
cilia

8. Sensations of complementary colours we experience after staring at a stimulus of a given hue is
trichromatic theory
opponent process theory
afterimages
colour effect

9. What are the ossicles:
cells in the olfactory bulb
fine hairs on the basilar membrane
fluid- filled canals that extent to the cochlea
small bones in the ear

10. What are the ossicles:
cells in the olfactory bulb
fine hairs on the basilar membrane
fluid- filled canals that extent to the cochlea
small bones in the ear

11. Chemical messengers secreted by ductless glands are called ______________
Lymph
Platelets
Plasma
Hormones

12. Which of the following is a physiological function that is mediated by a hormone released by the posterior pituitary:
maturation of the egg and sperm
water retention
decrease in calcium levels
increase in thyroid hormone level

13. How do hormones from the thyroid and parathyroid regulate the calcium concentration of the blood:
Calcitonin lowers blood calcium; parathyroid hormone raises blood calcium
Parathyroid hormone lowers blood calcium; calcitonin raises blood calcium
Thyroxine and triiodothyronine together regulate calcium levels, as needs dictate
Both parathyroid hormone and the three thyroid hormones function to regulate blood calcium levels.

14. Most hormones of the endocrine system are regulated by a
Negative feedback mechanism
Positive feedback mechanism
Hormone-receptor complex
Hormone-gene complex

15. Gonorrhea is treated by antibiotics. What problem has occurred recently in treatment:
antibiotics have been in short supply
the bacteria that cause gonorrhea have become resistant to certain antibiotics
people have developed an allergic reaction to certain antibiotics
all of the above

16. The feedback loop for production of sex hormone in women does not include
hypothalamus
pituitary gland
follicle stimulating hormone
introitus

17. Which of these is a symptom of HIV infection:
swollen lymph nodes
fever
tiredness
all the above

18. The insertion of male genitalia into the female genitalia is
coitus
intromission
fertilization
copulation

19. Men need time to go back to the orgasm stage from the resolution stage called
recovery period
recoup period
refractory period
retrieval period

20. What is the structural and functional unit of the nervous system:
axon
neuron
synapse
axon hillock

21. ________ provides scaffolding on which the nervous system is built
nerves
neurons
cell body
glial cells

22. Cleaning up the synapse is called as ___________
reputake
receptor
cleaning
removing

23. _________ controls the voluntary movements
somatic nervous system
parasympathetic nervous system
sympathetic nervous system
autonomic nervous system

24. Primary motor cortex is a part of ______________ lobe.
parietal
temporal
occipital
frontal

25. ________ is also known as emotion brain.
mid brain
lymbic system
tegmentum
pons

26. The activation of the immune system response by stress differs from the activation of that system by illness in that
Illness activates areas in the brain first
Stress increases the release of natural killer cells
Stress activates a different immune response that does illness
Stress activates areas in the brain first

27. What is a macrophage:
A type of white blood cell
A part of our immune system
A cell that destroys invaders
All the above

28. Which of the following is an example of the autonomic nervous system:
Peristalsis of intestine
Swallowing
Movement of eyes
Knee jerk

29. The middle ear contains three little bones. They are
pinna, cochlea, cilia
incus, anvil, stapes
hammer, anvil, stirrup
tympani, ossicle, pinna

30. The optic nerve first reaches ______________ before reaching superior colliculus.
ventral cochlear nucleus
inferior colliculus
lateral geniculate nucleus
medial geniculate nucleus

31. The primary role of parathyroid gland is
to maintain homeostasis
to send hormonal signals to other glands
to regulate serum calcium levels
to receive hormonal signals from the hypothalamus

32. Which of the most common STI caused by bacteria:
gonorrhea
syphilis
Chlamydia
genital warts

33. Which of the most common STI caused by bacteria:
gonorrhea
syphilis
Chlamydia
genital warts

34. The risk for HIV/AIDS is tied to which behavior:
not wearing latex condoms during intercourse
injecting drugs
both a and b
spending time with someone who has AIDS

35. A condition passed from one person to another through sexual contact is
sexual dysfunction
sexual disorder
sexually transmitted disease
sexual disease

36. Estrogens and testosterone are steroid hormones and most likely bind to ______________
Cytoplasmic receptors
Membrane ion channels
Enzyme linked membrane receptors
G protein coupled receptor

37. A protective layer that surrounds the axons of neurons is called as the
myelin sheath
cell body
axon terminal
axon

38. communication between neurons is ______________
synaptic transmission
synapse
action potential
resting potential

39. _________ consists the Brain and spinal cord
CNS
PNS
both
none of the above

40. Very deeep grooves in the brain is called as ______________
fissures
sulcus
gyri
gyrus

41. _________ leads to reduction of speech.
wernicks area
wernicks aphasia
brocas area
brocas aphasia

42. Substantia Nigra is ______________ present in the mid brain.
a black substance
a white substance
a grey substance
none of the above

43. __________ regulates the eye movements.
midbrain
pon
RAS
medulla

44. The process by which activities are started, directed , and sustained to meet a persons wants is called a
Drive-reduction
Arousal
Incentive
Humanistic

45. Which of the following differentiates an antigen from an immunogen:
An antigen does not always elicit an immune system
An antigen is a foreign molecule
An antigen can cause the production of antibodies
Antigens are usually proteins or polysaccharides

46. What is phagocyte:
The pouch in which a consumed cell or cellular debris has been contained
The cell that engulfs another cell or debris by phagocytosis
Any immune cell
A macrophage

47. Damage to which hemisphere could cause an inability to recognize and interpret emotions
Left
Middle
Hypothetical
Right

48. Visual accommodation involves a change in which structure:
lens
cornea
retina
fovea

49. The optic nerve carries information to
the retina then the cortex
the retina then the thalamus
the thalamus then the cortex
the cornea then the retina

50. Signal detection analysis examines our ability to
tell the difference between blue and green
detect signals of distress in a baby
detect the latent meaning of a dream
separate true signals from background noise