Muscle St & Function
Define sarcomere
The smallest functional unit of muscle that is the basis for all contraction
What are the 4 stages of the trainer - client relationship
Rapport
Investigation
Planning
Action
Which plantar flexor is superficial
Gastrocnemius
Which portion of blood carries nutrients
Plasma
True/False
A certificate has governance over examination, skillset and standard of practice
False
What molecule attaches to myosin heads to cause the "powerstroke"
ATP
You learn a clients reason for beginning to exercise is based on a recent health scare - what behavioral model does this fall under?
Health Belief Model
In order list the superior to inferior numerical sequence of the vertebrae column
7,12,5
During exercise, cardiac output increases to both _______ and _________
Heart AND Muscles
True/False
The primary purpose of a certification is that it is a professional credential that displays minimal competency
True
Define motor unit
One neuron and the muscle fibers it innervates
What BMI score is classified as 'Obese'
>30
Choose the joint action and list the muscles of the hamstring group
Knee flexion
Bicep femoris, Semitendinosus, Semimembranosus
During diastole the ventricles are __________
During systole the ventricles are __________
Diastole - relaxing
Systole - contracting
Define bone remodeling
The natural process in which bone is broken down and rebuilt
Complete the following
GTOs sense ________
Muscle Spindles sense________
GTOs - Tension
Muscle Spindles - Length
Which form discloses procedures, risks and benefits
Informed consent
What muscles are working in a crunch
Rectus abdominus, psoas major, internal and external obliques
What is the muscle used for respiration
Diaphragm
What training principle does tempo fall under
Progression
Which muscle fiber type has high fatigue resistance but low force production
Type 1 - Slow Twitch
Which disease is categorized by high blood glucose levels
Diabetes
What is the main role of the rotator cuff, AND name all four
Stabilize the humeral head in the glenoid fossa
Supraspinatus, Infraspinatus, Teres Minor, Subscapularis
Define V02 max
The maximal volume of oxygen the body can utilize for cellular energy
Strength is lost at what rate it was gained
0.5