WorksheetsPFT 101 - Midterm Review (Homework 02)
Total questions: 15
Worksheet time: 15mins
Name
Class
Date
1.
A specialized area of cardiac tissue, located in the right atrium of the heart, which initiates the electrical impulses that determine the heart rate is called the _____.
a)
sinoatrial (SA) node
b)
atrioventricular (AV) node
c)
foramen ovale
d)
fossa ovalis
2.
Identify the term that refers to the amount of blood pumped out of the heart with each contraction.
a)
Radial pulse
b)
Heart rate
c)
Cardiac output
d)
Stroke volume
3.
What is the average resting heart rate for an untrained adult?
a)
50 to 60 beats per minute
b)
30 to 40 beats per minute
c)
70 to 80 beats per minute
d)
90 to 100 beats per minute
4.
_____ is the volume of blood pumped by the heart per minute (mL blood/min).
a)
Filtration fraction
b)
Heart rate
c)
Stroke volume
d)
Cardiac output
5.
_____ is a function of heart rate and stroke volume.
a)
Filtration fraction
b)
Anion gap
c)
Net acid excretion
d)
Cardiac output
6.
Which of the following is the National Academy of Sports Medicine’s (NASM) recommendation for manually monitoring heart rate?
a)
NASM does not recommend the use of the carotid artery in the neck to measure the pulse rate.
b)
NASM does not recommend placing the index and middle fingers around the palm side of the wrist to measure the pulse rate.
c)
NASM recommends counting the number of beats in 80-second intervals while measuring the pulse rate.
d)
NASM recommends counting the number of beats in 15 seconds and adding a zero to that number to measure the pulse rate.
7.
The primary role of the _____ is to ensure proper cellular function.
a)
respiratory system
b)
immune system
c)
integumentary system
d)
endocrine system
8.
Resting oxygen consumption is approximately _____ of oxygen per kilogram of body weight per minute, typically termed 1 metabolic equivalent or 1 MET.
a)
3.5 mL
b)
35.0 mL
c)
350 mL
d)
0.35 mL
9.
The science concerned with the internal and external forces acting on the human body and the effects produced by these forces is known as _____.
a)
physiology
b)
biometrics
c)
splanchnology
d)
biomechanics
10.
_____ is referred to as the resting length of a muscle and the tension the muscle can produce at this resting length.
a)
Muscle elasticity
b)
Length-tension relationship
c)
Muscle extensibility
d)
Residual muscle tension
11.
The synergistic action of muscle groups to produce movement around a joint is known as a _____.
a)
moment of force
b)
subacromial impingement
c)
length-tension relationship
d)
force-couple
12.
The _____ is an imaginary bisector that divides the body into front and back halves.
a)
transverse plane
b)
sagittal plane
c)
frontal plane
d)
axial plane
13.
The integration of motor control processes through practice and experience, leading to a relatively permanent change in the capacity to produce skilled movements, is called _____.
a)
muscle abduction
b)
torque
c)
force-couple
d)
motor learning
14.
A body’s motor response to internal and external environmental stimuli is called _____.
a)
motor behavior
b)
homeostasis
c)
force-couple
d)
arthrokinematics
15.
Proprioception uses information from mechanoreceptors such as _____ to provide information about body position, movement, and sensation.
a)
neural crest cells
b)
dorsal root ganglia
c)
C-fibers
d)
Golgi tendon organ
100 %
