YMCA LEVEL 3 papers Exam with
Verified Detailed Answers
What is the function of the aortic valve?
A) to prevent the back flow of blood from the aorta into the left
atrium.
B) to prevent the back flow of blood from the aorta into the left
ventricle
C) to ensure the back flow of blood from the aorta into the left
ventricle
D) to ensure the back flow of blood from the aorta into the left
atrium -
correct answer ✅B
Which area of the body is supplied with blood via coronary
circulation?
A) the heart
B) the brain
C) the lungs
D) the liver -
correct answer ✅A
Which of the following will increase as a result of arteriosclerosis?
A) elasticity of blood vessels
,YMCA LEVEL 3 papers Exam with
Verified Detailed Answers
B) cardiac output
C) number of mitochondria
D) systolic blood pressure -
correct answer ✅D
Which of the following is mostly likely to occur if the breath is held
whilst exercising?
A) hypertrophy
B) valsalva effect
C) increased flexibility
D) decreased lactic acid production -
correct answer ✅B
Which of the following is a benefit which results from regular
endurance/aerobic training?
A) increased blood volume
B) increased lactic acid production
C) increased creatine phosphate storage
D) delayed onset of muscle storage (DOMS) -
correct answer ✅A
,YMCA LEVEL 3 papers Exam with
Verified Detailed Answers
What is a myofibril?
A) a protein which enables a muscle to contract
B) a neurotransmitter which initiates muscular contraction
C) the contractile part (unit) of a muscle fibre
D) the connective tissue which surrounds each muscle fibre. -
correct answer ✅C
What is the name of the thicker of the two protein filaments
involved in muscular contraction?
A) actin
B) collagen
C) myosin
D) keratin -
correct answer ✅C
When a myosin head attaches to an actin filament the resulting
connection is known as a
A) criss-bridge
B) synapse
C) junction
, YMCA LEVEL 3 papers Exam with
Verified Detailed Answers
D) collagen fibre -
correct answer ✅A
Which of the following muscles attaches onto both the scapula and
the radius?
A) trapezius
B) biceps brachii
C) levator scapula
D) pectoralis major -
correct answer ✅B
Onto which 2 bones does the sartorius muscle attach?
A) ischium and femur
B) ischium and tibia
C) ilium and femur
D) ilium and tibia -
correct answer ✅D
When performing side lying leg abduction which of the following
muscles is the fixator?
A) tensor fascia latae
Verified Detailed Answers
What is the function of the aortic valve?
A) to prevent the back flow of blood from the aorta into the left
atrium.
B) to prevent the back flow of blood from the aorta into the left
ventricle
C) to ensure the back flow of blood from the aorta into the left
ventricle
D) to ensure the back flow of blood from the aorta into the left
atrium -
correct answer ✅B
Which area of the body is supplied with blood via coronary
circulation?
A) the heart
B) the brain
C) the lungs
D) the liver -
correct answer ✅A
Which of the following will increase as a result of arteriosclerosis?
A) elasticity of blood vessels
,YMCA LEVEL 3 papers Exam with
Verified Detailed Answers
B) cardiac output
C) number of mitochondria
D) systolic blood pressure -
correct answer ✅D
Which of the following is mostly likely to occur if the breath is held
whilst exercising?
A) hypertrophy
B) valsalva effect
C) increased flexibility
D) decreased lactic acid production -
correct answer ✅B
Which of the following is a benefit which results from regular
endurance/aerobic training?
A) increased blood volume
B) increased lactic acid production
C) increased creatine phosphate storage
D) delayed onset of muscle storage (DOMS) -
correct answer ✅A
,YMCA LEVEL 3 papers Exam with
Verified Detailed Answers
What is a myofibril?
A) a protein which enables a muscle to contract
B) a neurotransmitter which initiates muscular contraction
C) the contractile part (unit) of a muscle fibre
D) the connective tissue which surrounds each muscle fibre. -
correct answer ✅C
What is the name of the thicker of the two protein filaments
involved in muscular contraction?
A) actin
B) collagen
C) myosin
D) keratin -
correct answer ✅C
When a myosin head attaches to an actin filament the resulting
connection is known as a
A) criss-bridge
B) synapse
C) junction
, YMCA LEVEL 3 papers Exam with
Verified Detailed Answers
D) collagen fibre -
correct answer ✅A
Which of the following muscles attaches onto both the scapula and
the radius?
A) trapezius
B) biceps brachii
C) levator scapula
D) pectoralis major -
correct answer ✅B
Onto which 2 bones does the sartorius muscle attach?
A) ischium and femur
B) ischium and tibia
C) ilium and femur
D) ilium and tibia -
correct answer ✅D
When performing side lying leg abduction which of the following
muscles is the fixator?
A) tensor fascia latae
