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Human Physiology Lab 05 To 07 Review
Test Description: Practice for unit 02 quiz
Instructions: Answer all questions to get your test result.
1) Insulin is secreted by the ___ cells of the __________
A
Alpha, Pancreas
B
Alpha, Liver
C
Beta, Liver
D
Beta, Pancreas
2) Insulin causes a __________ in blood glucose by triggering cells to __________________
A
decrease, uptake more of it
B
increase, release less of it
C
increase, uptake less of it
D
decrease, release more of it
3) In addition to affecting glucose levels in the blood, insulin also activates _______________ pathways in liver and adipose tissue
A
anabolic
B
efferent
C
catabolic
D
afferent
4) type II diabetes is characterized by
A
insensitivity to insulin
B
insufficient glucagon secretion
C
glucagon insensitivity
D
insufficient insulin secretion
5) administering insulin can cause severe ________________, creating 'insulin shock'
A
reactive hypotension
B
metabolic nystagmus
C
hyperglycemia
D
hypoglycemia
6) ____________ diabetics would be more susceptible to insulin shock
A
type I
B
Obese
C
Ketoacidotic
D
type II
7) the forms of an enzyme someone has is their _________, while their genetic makeup that determines that is their ______
A
phenotype, genotype
B
genotype, phenotype
C
inheritance, syndrome
D
syndrome, inheritance
8) Enzymes are made of __________, and thus each one has a specific __________ that codes for it
A
cofactors, nucleation sequence
B
cholesterol, metabolic pathway
C
protein, gene
D
amino acids, codon
9) Seeing as how Tyrosine is a metabolite of Phenylalanine, an individual with PKU that had a diet deficient in Tyrosine might, as a result, develop
A
Alkaptonuria
B
Type II diabetes
C
Albinsm
D
Lyme Disease
10) if substrate A is metabolized to substrate B by Enzyme 1, and substrate B is metabolized to substrate C by Enzyme 2, and substrate C is metabolized to substance D by Enzyme 3, a decrease in substance D without accumulation of substrate B suggests
A
only Enzyme 2 is defective
B
either Enzyme 2 or Enzyme 3 is defective
C
only Enzyme 1 is defective
D
Enzyme 1 lacks end product inhibition
11) cutaneous receptors are distributed in a punctate manner, meaning they are
A
more concentrated in some areas than in others
B
uniformly distributed over the surface of the cuteanea
C
only found on surfaces covered with skin
D
found only on surfaces lacking hair follicles
12) _____________are at the papillary juncture and sense texture, while __________ are deep in the dermis and sense pressure
A
Pacinian corpuscles, Messiner's corpuscles
B
Pacinian corpuscles, Ruffini corpuscles
C
Ruffini corpuscles, Messiner's corpuscles
D
Messiner's corpuscles, Pacinian corpuscles
13) the shorter the distance in a two-point threshold touch test, the...
A
greater the sensitivity of the individual receptors
B
greater the area covered by each receptor
C
greater the density of the receptors
D
greater the student will do on the quiz
14) __________ receptors send impulses at a steady rate as long as the stimulus is present; ____________ receptors only send impulses if the stimulus changes.
A
Viceral, Somatic
B
Phasic, Tonic
C
Neural, Sensory
D
Tonic, Phasic
15) in one type of referred pain, injury to _____________ is perceived as being located _________
A
body surface, deep within the body
B
visceral organ, near body surface
C
the left side of the body, the right side of the body
D
the body, outside the body
16) in one type of referred pain, damage to a nerve can cause the perception of pain in an area of the body _______ the damage- even if it is not there.
A
distal to
B
not associated with
C
proximal to
D
adjacent to
17) the 'sensory homunculus' diagram is meant to show how tactile receptors from parts of the body are mapped onto the _________ cortex of the brain in the _________
A
primary motor, pre-central gyrus
B
memory integration, hippocampus
C
somatosensory, cerebellum
D
somatosensory, post-central gyrus
18) to maintain blood sugar homeostasis, the body relies on a hormone, __________ that is _________ to insulin
A
glucagon, complementary
B
gluonase, very very small
C
glucagon, antagonistic
D
gluconeogenesis, facilitative
19) 'inborn errors of metabolism' are caused by
A
incomplete protein folding
B
errors in the genetic code of the afflicted individual
C
exposure to certain chemicals during foetal development
D
dietary habits of the mother during pregnancy
20) two classic symptoms of diabetes mellitus are 'fruity' breath odor, caused by __________, and _________, or sugar in the urine
A
hemiparesis, saccaroluria
B
ketoacidosis, glucosuria
C
fructophylin, glyconuria
D
hyperkalemia, sweet pea
*select an answer for all questions
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