Muscular System - 7.3 Exam Questions and Answers 100% Pass

Muscular System - 7.3 Exam Questions and Answers 100% Pass The thick myofilament in a muscle fiber is made of actin. - false Bursae and tendon sheaths have the same function. - true A bursae is a sack-like structure filled with: Select one: a. blood plasma b. blood c. synovial fluid d. lymph - c The connective tissue that attaches muscle to bone is called: Select one: a. origin b. insertion c. bursae d. tendon - d 2 | P a g e Created by Katelyn Whitman © 2025, All Rights Reserved. 100% PASS GUARANTEE Skeletal muscle is also called striated muscle. - true The muscle attachment to the more stationary bone is called the: Select one: a. tendon b. origin c. insertion d. bursae - b According to the sliding filament model, in order for a sarcomere to contract: Select one: a. bridges must form between actin and myosin b. calcium must be released from the endoplasmic reticulum c. ATP must be broken down for energy d. all of the above - d In order for the necessary cross bridges to form, potassium must be released from the endoplasmic reticulum. - false The thick myofilament of the skeletal muscles is made of: Select one: 3 | P a g e Created by Katelyn Whitman © 2025, All Rights Reserved. 100% PASS GUARANTEE a. Z-lines b. actin c. sarcomere d. myosin - d The insertion of the muscle is on the more stationary bone. - false Intercalated disks are found in: Select one: a. cardiac muscle b. skeletal muscle c. smooth muscle d. voluntary muscle - a Involuntary muscles are also called visceral muscles. - true Energy for muscle is provided when ATP is broken