Anatomy Questions

The resilience of bone is thought to come from which of the following?a) amount of mineral salts in the boneb) presence of osteoblasts in the bonec) amount of mineral salt and protein in the boned) sacrificial bonds in or between collagen molecules

Which pairing is NOT correct?a) axial skeleton; supports internal organsb) appendicular skeleton; used during movementc) axial skeleton; bones of the limbsd) appendicular skeleton; limb girdles

Which type of cartilage is NOT properly matched with its function?a) hyaline cartilage; cover the ends of bonesb) skeletal cartilage; reinforce airwaysc) elastic cartilage; withstand repetitive bendingd) fibrocartilage; withstand pressure and stretch

A fracture in the shaft of a bone would be a break in the ________. a) epiphysisb) metaphysisc) diaphysisd) articular cartilage

Sixty-five percent of the mass of bone is a compound called hydroxyapatite. True/False

Cartilage grows in two ways, appositional and interstitial. What is appositional growth?a) growth at the epiphyseal plateb) the lengthening of hyaline cartilagec) along the edges only of existing osteons, making each osteon largerd) the secretion of new matrix against the external face of existing cartilage

Flat bones consist of spongy bone sandwiched between compact bone. Is this statement true or false?

An osteon contains osteocytes, lamellae, and a central canal, and is found in compact bone only. True/False

The periosteum is secured to the underlying bone by ________.a) Volkmann's canalsb) the struts of bone known as spiculesc) perforating (Sharpey's) fibersd) a bony matrix with hyaline cartilage

In newborn infants, the medullary cavity and all areas of spongy bone contain yellow bone marrow. True/False

When chondrocytes in lacunae divide and form new matrix, it leads to an expansion of the cartilage tissue from within. This process is called __________.a) calcificationb) hematopoiesisc) interstitial growthd) appositional growth

The main role of the axial skeleton is to protect and support vital organs. Is this statement true or false?

Bones are constantly undergoing resorption (breaking bone down) for various reasons. Which of the following cells accomplishes this process?a) osteocyte b) osteoclast c) Osteoblast d) stem cell

What is an example of an irregular bone?

What is an embryonic (2nd to 8th week) skeleton made from?

The pubic symphysis connects the two hip bones anteriorly and provides a little movement during childbirth. Choose the most appropriate tissue for this structure that is subjected to both pressure and stretch. a) boneb) elastic cartilage c) hyaline cartilage d) fibrocartilage

Bones are classified by whether they are weight bearing or protective in function. True/False.

What hormone gets released with low blood calcium?

What bone makes up the hard palate of the mouth?

What is the mineral that makes up bone?