PORTAGE A & P 1 MODULE 5 LATEST
2026/2027 ACTUAL EXAM QUESTIONS
WITH CORRECT ANSWERS 100%
VERIFIED GRADED A+
There are five types of muscle tissue found in the body. - CORRECT ANSWER False, there are 3
cardiac and smooth muscle tissue are both under involuntary control - CORRECT ANSWER true
the musculocutaneous nerve is part of the central nervous system - CORRECT ANSWER false,
the peripheral nerve
A motor signal is a signal that is sent from a muscle to the central nervous system. - CORRECT
ANSWER false, that is sensory input
the cervical plexus contains nerves that innervate the thigh - CORRECT ANSWER false
tendons connect what type of tissue - CORRECT ANSWER muscle to bone
Acetylcholine is what type of substance? - CORRECT ANSWER neurotransmitter
During a muscle contraction which protein myofilament contains cross-bridges? - CORRECT
ANSWER myosin
What is the thin myofilament? - CORRECT ANSWER actin
What is the thick myofilament - CORRECT ANSWER myosin
, What must occur for a muscle contraction to stop? - CORRECT ANSWER Calcium ions must be
pumped back into the sarcoplasmic reticulum
flexor digitorum superficialis action and innervation - CORRECT ANSWER flexion of wrist and
digits 2-5, median nerve
pronator teres insertion, action, innervation - CORRECT ANSWER midlateral surface of radius,
pronation, median nerve
vastus medialis origin, action - CORRECT ANSWER intertrochanteric line of femur, knee
extension
peroneus brevis origin, insertion, innervation - CORRECT ANSWER lateral, distal fibula, origin =
lateral side of 5th metatarsal, innervation = superficial peroneal nerve
your patient sustained an injury to their facial nerve (CN VII). Which actions would be impaired?
- CORRECT ANSWER eye closure and raising eyebrows
Your patient is having difficulty when asked to bring his chin to his chest. He is also having
difficulty turning his face from side to side. What muscle is most likely impaired? - CORRECT
ANSWER sternocleidomastoid
A person sustained a back injury to the muscle group closest to the spine. What muscle group
was injured? - CORRECT ANSWER Spinalis
True or False: When a muscle contracts, the Z lines within a sarcomere come closer together
towards the M line. - CORRECT ANSWER true
2026/2027 ACTUAL EXAM QUESTIONS
WITH CORRECT ANSWERS 100%
VERIFIED GRADED A+
There are five types of muscle tissue found in the body. - CORRECT ANSWER False, there are 3
cardiac and smooth muscle tissue are both under involuntary control - CORRECT ANSWER true
the musculocutaneous nerve is part of the central nervous system - CORRECT ANSWER false,
the peripheral nerve
A motor signal is a signal that is sent from a muscle to the central nervous system. - CORRECT
ANSWER false, that is sensory input
the cervical plexus contains nerves that innervate the thigh - CORRECT ANSWER false
tendons connect what type of tissue - CORRECT ANSWER muscle to bone
Acetylcholine is what type of substance? - CORRECT ANSWER neurotransmitter
During a muscle contraction which protein myofilament contains cross-bridges? - CORRECT
ANSWER myosin
What is the thin myofilament? - CORRECT ANSWER actin
What is the thick myofilament - CORRECT ANSWER myosin
, What must occur for a muscle contraction to stop? - CORRECT ANSWER Calcium ions must be
pumped back into the sarcoplasmic reticulum
flexor digitorum superficialis action and innervation - CORRECT ANSWER flexion of wrist and
digits 2-5, median nerve
pronator teres insertion, action, innervation - CORRECT ANSWER midlateral surface of radius,
pronation, median nerve
vastus medialis origin, action - CORRECT ANSWER intertrochanteric line of femur, knee
extension
peroneus brevis origin, insertion, innervation - CORRECT ANSWER lateral, distal fibula, origin =
lateral side of 5th metatarsal, innervation = superficial peroneal nerve
your patient sustained an injury to their facial nerve (CN VII). Which actions would be impaired?
- CORRECT ANSWER eye closure and raising eyebrows
Your patient is having difficulty when asked to bring his chin to his chest. He is also having
difficulty turning his face from side to side. What muscle is most likely impaired? - CORRECT
ANSWER sternocleidomastoid
A person sustained a back injury to the muscle group closest to the spine. What muscle group
was injured? - CORRECT ANSWER Spinalis
True or False: When a muscle contracts, the Z lines within a sarcomere come closer together
towards the M line. - CORRECT ANSWER true
