M5: Exam- Requires Respondus LockDown Browser

Question 1 2 / 2 pts There are three types of muscle tissue found in the body. Correct! True False Question 2 2 / 2 pts Smooth and cardiac muscle tissue are both under voluntary control. True Correct! False Question 3 2 / 2 pts The lumbar plexus is part of the central nervous system. True Correct! False False- this is a peripheral nerve Question 4 2 / 2 pts A motor signal is a signal that is sent from a muscle to the central nervous system. True Correct! False False- this is sensory input Question 5 2 / 2 pts The cervical plexus contains nerves that innervate the thigh. True Correct! False Question 6 2 / 2 pts Answer the following short-answer question: Ligaments connect which types of tissue? Your Answer: Ligaments connect bone to bone. Connect bone to bone Question 7 2 / 2 pts Answer the following short-answer question: Acetylcholine is what type of substance? Your Answer: Neurotransmitter. Neurotransmitter Question 8 2 / 2 pts Answer the following short-answer question: During a muscle contraction which protein myofilament is pulled along? Your Answer: Actin. Actin Question 9 2 / 2 pts Answer the following short-answer question: What is the name of the thin myofilament? Your Answer: Actin. Actin Question 10 2 / 2 pts Answer the following short-answer question: What must occur for a muscle contraction to stop? Your Answer: When nerve impulses no longer stimulate the muscle fiber, contraction stops. Calcium ions return to sarcoplasmic reticulum and the muscle can relax. Calcium ions must be pumped back into the sarcoplasmic reticulum Question 11 10 / 10 pts Label the following five muscles: B: _____________ C: _____________ E: _____________ G: _____________ J: ______________ Your Answer: B: Temporalis (L) C: Orbicularis Oculi (R) E: Zygomaticus Major G: Buccinator (deep) J: Depressor labii inferioris B: Temporalis C: Orbicularis oculi E: Zygomaticus major G: Buccinator J: Depressor labii inferioris Question 12 10 / 10 pts Fill in the following muscle chart (10 blank spaces): Muscle Origin Insertion Action Innervation Flexor digitorum superficialis ------- ---------- 1.______ 2._________ Pronator Teres ------- 3._______ 4._______ 5._________ Vastus Medialis 6._____ ---------- 7.________ -------------- Peroneus Brevis 8.______ 9._______ ----------- 10.__________ 1. [answer1] 2. [answer2] 3. [answer3] 4. [answer4] 5. [answer5] 6. [answer6] 7. [answer7] 8. [answer8] 9. [answer9] 10. [answer10]