Exam 46: Muscles, Skeletons, and Body Movements

What are the H zones in skeletal muscles composed of?

Match each bone type with a skeleton type. Each skeleton type may be used once, more than once, or not at all. -phalanges

Match each characteristic with a muscle fibre type. Each muscle fibre type may be used once, more than once, or not at all. -low myoglobin content

Which term refers to joints that are usually highly moveable, and that have a fluid-filled capsule of connective tissue surrounding them?

Which of the following refers to a single, weak contraction of a muscle fibre?

What is the primary source of new red blood cells in mammals?

Match each molecule with its description. -actin

What kind of joints hold cranial bones together?

Match each characteristic with a muscle fibre type. Each muscle fibre type may be used once, more than once, or not at all. -many mitochondria

Match each bone type with a skeleton type. Each skeleton type may be used once, more than once, or not at all. -cranial bones

How is the body of humans and most vertebrates supported?

How many skeletal muscles are in a typical human body?

Match each characteristic with a muscle fibre type. Each muscle fibre type may be used once, more than once, or not at all. -red fibre colour

Which skeletons are the radius and ulna considered to be a part of?

Match each bone type with a skeleton type. Each skeleton type may be used once, more than once, or not at all. -humerus

Which of the following is an antagonist muscle pair in humans?

How deep may loons dive while foraging?

Which term refers to a pair of muscles that cooperatively cause any type of movement?

Which muscle type is found in the walls of body tubes and the cavities of vertebrates, such as blood vessels and the intestines?

What are the Z lines in skeletal muscles composed of?