Exam 4 Flashcards
Which muscle cells have the greatest ability to regenerate
Smooth
In muscle contraction calcium apparently acts to
Remove the blocking action of the tropomyosin
Calcium ions bind to _______molecule and skeletal muscle cells
Tropinon
Creatine phosphate functions in the muscles by
Storing energy that will be transferred to ADP to resynthesize a atp as needed
Rigor mortis occurs because
ATP is required to release the attached actin in myosin molecules
The term aponeurosis refers to
An indirect attachment to skeletal element
One functional unit of the skeletal muscle is
A. Sacromere
A muscle that provides the major force for producing specific movement is called
An agonist
The extensor carbide radialis brevis
Extends an abducts the wrist and it’s short
Which of the following muscles answers by the calcaneal tendon
The gastrocnemius
Orbicularis oris
Closes pierces and protrudes the lips
The structural unit of compact bone is
The osteen
Which hormone increases osteoclast activity to release more calcium ions into the bloodstream?
Parathyroid hormone
Vertebrae are considered________ bones
Irregular
Which fracture would be least likely in a 92-year-old
Green stick
Which forms the major portion of the coxal bone
Ilium
Which of the following is an abnormal lateral curvature of the vertebral column often seen in the thoracic region?
Scoliosis
The major function of the axial skeleton is
Provide central support for the body and protect internal organs
Inferior most part of the sternum is the
Xyphoid process
The membraneous area between the cranial bones of the fetal school are called
Fontanels
The hydroid bone is unique because
It is the only bone of the body that does not articulate with any other bone
The axial skeleton contains
The skull , vertebral column, and rib cage
The tibia is in contact with which tarsus
Talus
Which of the following is an abnormal curve often seen in pregnant women as they attempt to preserve their center of gravity towards the end of a pregnancy?
Lordosis
The superior nasal concha is a part of which
Ethmoid
The articulation that most closely resembles a hinge in the body involves which bone
Humorous ulna
AB doctor Magnus, a doctor longest, and a doctor brevis a part of the large muscle mass of the
Medial compartment of the thigh
A bone fracture perpendicular to the bone axis is called and ______fracture
Transverse
Osteogenesis is the process of
Bone formation
Which of the following muscle serves as a common intramuscular injection site, particularly in infants
The vastus lateralis
