S3 - Basic and Applied Sciences and Nutritional Concepts Ch.5-10 Flashcards

(36 cards)

1
Q

What is the primary purpose of the peripheral nervous system

A

To connect the central nervous system to the rest of the body

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2
Q

A person walks differently when they move from sidewalk onto the sand. This is regulated by what function?

A

Motor function

The obdy’s response to integrated sensory information via the efferent pathway (causing a muscle to contract when stretch too far or changing one’s walking pattern)

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3
Q

What is the name of the specialized cell that is the functional unit of the nervous system

A

Neuron

helsp transmit and coordinate signals, providing a communication network within the human body

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4
Q

What is the bone type of the clavicle, radius, and ulna?

A

Long

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5
Q

What is the concept that describes the human body as a chain of interdependent links that work together to perform movement?

A

Kinetic chain

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6
Q

When a client’s heart rate is raised during cardio activities, this is being caused by which system?

A

Sympathetic nervous system

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7
Q

Which part of a cell is responsibel for using nutrients to create energy for the cell?

A

Mitochondria

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8
Q

Which type of joint includes the sutures of the skull?

A

Nonsynovial

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9
Q

At what age is peak bone mass reached?

A

30 years of age

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10
Q

What is it called when a ligament is overstretched or torn?

A

A sprain

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11
Q

What is the name for projections protruding from the bone to which tendons and ligaments attach?

A

Processes

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12
Q

What is explained by the sliding filament theory?

A

The shortening of a sarcomere to produce a muscle contraction

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13
Q

What is the correct order of fascia, starting with the most superficial?

A
  1. Epimysium
  2. Perimysium
  3. Endomysium
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14
Q

What type of muscle fiber is predominantly used during movements that require high levels of force and power, such as a sprint?

A

Type II

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15
Q

What are the two components of a sarcomere?

A

Actin and Myosin

myofilaments

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16
Q

Humans can learn new things at any stage of life due to which process that causes the brain to reform neural pathways?

A

Neuroplasticity

Brain will continually change or grow, reforming neural pathways throughout an individuals entire life span

17
Q

Which of the following processes describes the passage of digested food into the blood system to be processed for energy, nutrients, and tissue building?

18
Q

What anatomical heart structure is referred to as the pacemaker of the heart

A

Sinoatrial node

19
Q

Which component of blood is primarily responsible for transporting oxygenated blood throughout the body?

A

Red blood cells

20
Q

What training tip would enhace the benefits of resistance training by helping increase growth hormone, testosterone, and epinephrine

A

Slowing down the speed of contractions during the eccentric and concentric phases

21
Q

What structure in the heart transfers the electrical signal from the sinoatrial (SA) node to the atrioventricular (AV) node?

A

Intranodal pathway

22
Q

What would be considered a normal resting heart rate for a healthy sedentary person?

A

80 beats per minute

23
Q

Which of the following exercises would be most likely to contribute to an acute increase in testosterone levels
- Triceps extension
- calf raise
- back squat
- bench press

24
Q

What is end-diastolic volume

A

The amount of blood in the ventricle before contraction

25
Which of the following muscles are responsible for normal resting state (quiet) breathing - Abdominals - Internal intercostals - Diaphragm - Scalenes
Diaphragm
26
Which heart chamber receives deoxygenated blood and pumps it to the lungs?
Right ventricle
27
The cardiovascular and respiratory systems work together to provide the body with what gas?
Oxygen
28
The difference between end-diastolic and end-systolic volumes is reffered to what?
Stroke volume
29
Catecholamines are responsible for which of the following actions?
Increased lipolysis
30
The process of diffusion of oxygen and carbon dioxide gasses in and out of the bloodstream occurs in what structure or structures?
Alveolar sacs
31
What type of vessel is responsible for carrying blood back to the heart?
Veins
32
Which of the following hormones, if increased at baseline, maybe indicative in overtraining?
Cortisol
33
What effect would sleep deprivation have on growth hormone and cortisol levels?
Inadequate sleep will decrease growth hormone and increase cortisol levels
34
What is cardiac output?
The volume of blood pumped by the heart per minute
35
Which endocrine gland serves as a communication channel between the brain and pituitary gland?
Hypothalamus
36
Which type of training would most likely lead to increased levels of testosterone, insulin-like growth factors, and growth hormone?
Overload training that is of a high intensity with limited rest periods