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Ch. 8 Articulations
Amerman- Human Anatomy & Physiology 3e
Amerman3rd EditionHuman Anatomy & PhysiologyISBN: 9780138247201, 9780138247928, 9780138201814당신이 사용하는 게 아니라요?교과서 변경
8장, 문제 12b

Mark the following statements as true or false. If a statement is false, correct it to make a true statement.
The elbow joint consists of two separate articulations.

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Step 1: Begin by identifying the anatomical structure of the elbow joint. The elbow joint is a hinge joint that connects the humerus (upper arm bone) to the radius and ulna (forearm bones).
Step 2: Understand that the elbow joint consists of two separate articulations: the humeroulnar joint (between the humerus and ulna) and the humeroradial joint (between the humerus and radius).
Step 3: Evaluate the statement provided. The statement is true because the elbow joint indeed consists of these two separate articulations.
Step 4: If the statement were false, you would correct it by specifying the two articulations that make up the elbow joint: the humeroulnar and humeroradial joints.
Step 5: Conclude that the statement is accurate and does not require correction, as it correctly describes the anatomical structure of the elbow joint.

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주요 개념

질문에 올바르게 답하기 위해 반드시 이해해야 하는 핵심 개념들은 다음과 같습니다.

Elbow Joint Anatomy

The elbow joint is a complex structure that primarily consists of three bones: the humerus, radius, and ulna. It functions as a hinge joint, allowing for flexion and extension, and includes two main articulations: the humeroulnar and humeroradial joints. Understanding this anatomy is crucial for evaluating statements about the elbow's structure.
추천 영상:
08:25
Structural Joint Classifications

Articulations

Articulations refer to the connections between bones that allow for movement. In the context of the elbow, the term 'articulations' highlights the different joint surfaces that interact. Recognizing that the elbow has two primary articulations helps clarify the statement regarding its structure.
추천 영상:
가이드 코스
6:23
Pectoral Girdle

True/False Statement Evaluation

Evaluating statements as true or false involves critical thinking and understanding of anatomical facts. In this case, determining the accuracy of the statement about the elbow joint requires knowledge of its anatomy and articulations. Correcting false statements is essential for accurate comprehension in anatomy.
추천 영상:
1:46
Structural Class: Synovial Joints Example 3
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교과서 질문

Mark the following statements as true or false. If a statement is false, correct it to make a true statement.

The knee and the elbow are multiaxial joints.

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교과서 질문

Match the following terms with the correct definition from the right column. 

Plane joint      

Saddle joint     

Ball-and-socket joint     

Condylar joint     

Pivot joint     

Hinge joint

a. Uniaxial joint in which the rounded articular surface of one bone fits into a groove of another bone and is held in place by a ligamentous ring

b. Multiaxial joint in which the spherical articular surface of one bone fits into a cup or socket of another bone

c. Nonaxial joint in which two flat surfaces glide over each other

d. Uniaxial joint in which the convex articular surface of one bone fits into a concave articular depression

e. Biaxial joint in which the oval, convex articulating surface of one bone fits into the shallow depression of another bone

f. Biaxial joint in which each articular surface has both convex and concave regions

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교과서 질문

Mark the following statements as true or false. If a statement is false, correct it to make a true statement.

The patella is encased within the tendon of the quadriceps femoris muscle group.

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교과서 질문

Which factors contribute to the stability of the hip joint?

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교과서 질문

Which of the following correctly describes the function of a ligament?

a. It connects a muscle to its attachment point, such as a bone.

b. It is a fluid-filled structure that minimizes friction during movement.

c. It connects two bones to each other in a joint.

d. It surrounds a tendon and protects it in high-stress areas.

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