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Bio Bases Final > Multiple Choice > Flashcards

Multiple Choice Flashcards

1
Q

A motor pool consists of _____________________

A

all motor units involving one muscle

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2
Q

Which of the following is/are voluntary muscles?

A

biceps

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3
Q

Which of the following is/are striated muscles?

A

deltoid muscles

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4
Q

Which of the following neurotransmitters is released at the neuromuscular junction?

A

acetylcholine (Ach)

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5
Q

Muscle contractions generate heat. How much of body heat is produced by skeletal muscle activity?

A

40%

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6
Q

During rest and recovery from arduous physical activity, rapid and deep breathing promotes:

A

oxygen supply to muscles

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7
Q

Which of the following is not a function of muscles?

A

neutralizing the force of gravity

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8
Q

Anabolic steroids are used effectively to treat _______________

A

muscle wasting diseases

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9
Q

What aspect of the activities of skeletal muscles is considered involuntary?

A

muscle tone

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10
Q

John Hughlings Jackson (1835-1911) stated many years ago “The cortex knows nothing of muscles; it knows only movements.” Today’s neuroscience considers this statement:

A

by an large factual

????

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11
Q

Prolactin is a _____________

A

pituitary gland hormone

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12
Q

Which of the following hormones is associated with the organism’s reaction to stress?

A

adrenocorticotropic hormone

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13
Q

Inhibitory Factors are released by the hypothalamus in response to one of the following:

A

Negative feedback regarding the system’s variable in question

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14
Q

Which of the following hormones is associated with migratory behavior of birds?

A

melatonin

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15
Q

A Releasing Factor is a hormone secreted by the _____________

A

hypothalamus

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16
Q

The endocrine system is not considered directly involved in one of the following

A

social behavior

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17
Q

Hyposecretion of Antidiuretic Hormone leads to a condition of _________

A

excessive urine output

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18
Q

Iodine is an essential element needed for the synthesis of one of the following hormones

A

thyroxin

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19
Q

One of the following is considered a good speculation for having a constant body temperature. Which one was presented in class?

A

animals gain advantage by being as warm as possible

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20
Q

Which of the following is a normal body reaction to heat?

A

increased respiration

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21
Q

Which of the following is a normal body reaction to cold?

A

constriction of cutaneous blood vessels

22
Q

An elevation of 4 to 6 degrees Celsius above normal body temperature ______

A

can be fatal

23
Q

Drastic reduction in blood volume can result in______________

A

low blood pressure

24
Q

An increase in secretion of vasopressin (ADH) will result in ____________

A

antidiuretic response

25
Q

Salty foods trigger _____________

A

hypertonicity in the interstitial liquid environment

26
Q

The best quality of proteins can be found in_____________

A

meat products

27
Q

Which of the following are rich in minerals?

A

vegetables

28
Q

Which of the following is not considered a factor regulating food intake?

A

body height

29
Q

Most breakdown of proteins occurs in the :

A

stomach

30
Q

Enzymes in the saliva break down ______________

A

carbohydrates

31
Q

Osmotic thirst can be the result of _______________________ :

A

eating salty food

32
Q

Hypovolimic thirst can be the result of __________________

A

loss of blood during surgery

33
Q

Which of the following statements is not correct?

A

The supply of ova available for a female is determined around puberty

34
Q

The Mullerian Inhibitory Hormone has a ___________ effect on the ________

A

masculinizing; gonads

**I think it’s actually…
de-feminizing; internal sex organs

35
Q

When the body is experiencing fever _________:

A

white cells’ count is elevated

36
Q

Baroreceptors capable of detecting changes in blood volume can be found in

A

the large veins

37
Q

The activation of the “fight-flight” mechanism in an adult is usually
triggered _______________

A

by the perception of a threatening event

38
Q

In the morning, after 8 hours of sleep, your blood system has _____________:

A

low levels of glucose

39
Q

Masculinization of the gonads is triggered by:

A

Testis determining factor

40
Q

Given the discussion in class on the Fight-Flight Response, chronic exposure to traumatic life circumstances will (most likely) result in

A

hyperactive locus coeruleus

41
Q

The developmental trajectory (maturation) of the brain is one of the following

A

A bottom up process; from the brain stem to the cortex

42
Q

Which of the following is not considered a hippocampal contribution?

A

Nonverbal skilled learning

43
Q

Iconic memory is best described as a ______________

A

sensory memory

44
Q

Most researchers agree that an emotional response includes several components. Which of the following is not considered a component of an emotional reaction?

A

Acquired component

45
Q

Which of the following neurotransmitters is known to inhibit aggression and anti-social behavior?

A

serotonin

46
Q

Which of the following processes happen in the large intestines?

A

absorption of minerals

47
Q

Our body needs insulin to ___________________

A

mobilize glucose to starving cells

48
Q

Lesions in the amygdala can result in _________________

A

Impaired capacity to acquire conditioned emotional responses

49
Q

Which of the following statement is not correct?

A

Dopamine is important for Classical Conditioning associations

50
Q
  1. Which of the following is not correct?
A

The hippocampus is involved with procedural memory

Bio Bases Final (4 decks)

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