BIOD 151: Exam 5 Questions and Answers With Verified Solutions 2025
T/F: there are three types of muscle tissue found in the body - ✔✔true
T/F: smooth and cardiac muscle tissue are both under voluntary control - ✔✔false
T/F: the musculocutaneous nerve is part of the central nervous system - ✔✔false (is the peripheral
nerve)
T/F: a motor signal is a signal that is sent from a muscle to the central nervous system - ✔✔false
T/F: the cervical plexus contains nerve that innervate the thigh - ✔✔false
tendons connect which type of tissue? - ✔✔connect muscle to bone
acetylcholine is what type of substance? - ✔✔neurotransmitter
during a muscle contraction which protein myofilament is pulled along? - ✔✔actin
what is the name of the thick myofilament? - ✔✔myosin
what must occur for a muscle contraction to stop? - ✔✔calcium ions must be pumped back into the
sacroplasmic reticulum
Your patient sustained an injury to their facial nerve (CN VII). Which actions would be impaired? -
✔✔Orbicularis oculi and frontalis
Your patient is in a seated position with his feet flat on the floor. He is having difficulty lifting his toes off
the floor. What muscle(s) is impaired from contracting? - ✔✔tibialis anterior and extensor digitorum
longus
T/F: there are three types of muscle tissue found in the body - ✔✔true
T/F: smooth and cardiac muscle tissue are both under voluntary control - ✔✔false
T/F: the musculocutaneous nerve is part of the central nervous system - ✔✔false (is the peripheral
nerve)
T/F: a motor signal is a signal that is sent from a muscle to the central nervous system - ✔✔false
T/F: the cervical plexus contains nerve that innervate the thigh - ✔✔false
tendons connect which type of tissue? - ✔✔connect muscle to bone
acetylcholine is what type of substance? - ✔✔neurotransmitter
during a muscle contraction which protein myofilament is pulled along? - ✔✔actin
what is the name of the thick myofilament? - ✔✔myosin
what must occur for a muscle contraction to stop? - ✔✔calcium ions must be pumped back into the
sacroplasmic reticulum
Your patient sustained an injury to their facial nerve (CN VII). Which actions would be impaired? -
✔✔Orbicularis oculi and frontalis
Your patient is in a seated position with his feet flat on the floor. He is having difficulty lifting his toes off
the floor. What muscle(s) is impaired from contracting? - ✔✔tibialis anterior and extensor digitorum
longus
