Microscopic Anatomy of Bones - Bone Cells - Online Tutor, Practice Problems & Exam Prep

Which of the following specialized cells are primarily responsible for bone resorption?

The hormone that regulates calcium and phosphate levels in the body through bone resorption is called:

Which of the following bone disorders is characterized by the abnormal breakdown and regrowth of bone tissue, leading to the formation of weak, abnormal bone?

Which of the following is a process of bone formation that takes place in long bones during embryonic development and growth?

As new bone tissue is added to the already-existing bone tissue at the surface of the bone by bone-building cells called osteoblasts, the diameter of the bone grows. This process is known as:

Which cells are responsible for bone growth and formation?

A type of bone fracture that occurs in children, particularly in those with developing bones, is called an/a:

When muscles are inactive due to paralysis, there is a lack of mechanical stress on the bones, which leads to a decrease in bone mass and density. This condition is known as:

Which of the following is a bone disorder that commonly affects children and is characterized by delayed growth, knocked knees, bowed legs, enlarged joints, weak muscles, and discomfort in the spine, pelvis, and legs?

A condition in which bone tissue is replaced with fibrous tissue, causing the bones to become weak and prone to fracture, is known as:

Which of the following is a type of fracture that is caused by twisting or torsional stress in the bones and can happen to any long bone in the body but most frequently occurs in the tibia and the femur?

Which of the following cells is found on the surface of bones and regulates the exchange of minerals between bone tissue and the surrounding fluid?

The mature bone cells that are found within the bone tissue and are surrounded by the bone matrix they produce are called:

Which of the following is the primary function of osteoclasts?

Rickets, which is a form of osteomalacia, generally affects children who have:

Sunlight is the primary source of vitamin D which is crucial for bone growth. Which of the following radiations is a precursor for vitamin D synthesis?

The timing of endochondral ossification can be monitored by:

Identify the hormone that increases blood calcium ions.

All of the following bones are developed as a result of endochondral ossification, except: 

Mr. John is twenty years old. His diet is highly deficient in Vitamin D. He suffers from which of the following bone disorders?

A woman in her eighties is suffering from a severe bone illness. The Doctor observed that her menstrual cycle had completely halted. According to his observations, the female is most likely suffering from which bone disorder?

All of the following hormones have an influence on calcium metabolism, except:

Overactivity of which of the following hormones results in bone weakness?

Which of the following processes of bone ossification is most common during fracture healing?

Which of the following vitamins are required for the synthesis of proteins in normal bone?

Which of the following is a process by which bone tissue is constantly broken down and rebuilt in response to mechanical stress and hormonal signals?

Which cells are responsible for laying down trabeculae of new bone within and around the fibrocartilaginous callus?

A 35-year-old individual sustained a bone fracture in their forearm during a sports activity. The fracture occurred when the individual fell onto an outstretched arm. The X-ray reveals a fracture straight across the bone. Which of the following closes off the injured vessels in the damaged area of the bone right after the injury?

Which of the following vitamins is deficient for children with soft and weak bones?

Eva is a 65-year-old female who was diagnosed with multiple vertebral fractures resulting in a hunched-over posture (dowager's hump). Which of the following conditions is responsible for these fractures in Eva?

Which of the following will likely result from the decreased level of estrogen after the menopausal period?

Which of the following factors affecting bone deposition is altered as an individual reaches a certain age?

Which of the following mineral salts get removed from bones in astronauts due to weightlessness?

A prolonged deficiency of which of the following vitamins causes osteomalacia in adults?

Determine the correct reason(s) why women are often shorter than men at maturity.