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Ch. 5 The Skeletal System
Marieb - Essentials of Human Anatomy & Physiology 13th Edition
Marieb13th EditionEssentials of Human Anatomy & PhysiologyISBN: 9780135624340당신이 사용하는 게 아니라요?교과서 변경
모든 교과서Marieb 13th EditionCh. 5 The Skeletal System문제 6
5장, 문제 6

Which humeral process articulates with the radius?
a. Trochlea
b. Greater tubercle
c. Lesser tubercle
d. Capitulum
e. Olecranon fossa

검증된 단계별 안내
1
Step 1: Begin by identifying the anatomical location of the humerus and its processes. The humerus is the upper arm bone, and it has several processes that interact with other bones at the elbow joint.
Step 2: Understand the articulation of the humerus with the radius. The radius is one of the two bones in the forearm, and it articulates with the humerus at the elbow joint. Specifically, the articulation occurs at the lateral side of the distal end of the humerus.
Step 3: Review the anatomical features of the humerus. The trochlea is a spool-shaped structure that articulates with the ulna, not the radius. The greater and lesser tubercles are located at the proximal end of the humerus and serve as attachment points for muscles, not articulation points.
Step 4: Focus on the capitulum. The capitulum is a rounded structure located on the lateral side of the distal end of the humerus. It is specifically designed to articulate with the head of the radius, allowing for movement at the elbow joint.
Step 5: Consider the olecranon fossa. This is a depression on the posterior side of the distal humerus that accommodates the olecranon process of the ulna during elbow extension. It does not articulate with the radius.

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Humeral Anatomy

Understanding the anatomy of the humerus is crucial for identifying its processes and their functions. The humerus has several key features, including the trochlea, capitulum, and tubercles, which play significant roles in joint articulation and muscle attachment.
추천 영상:
4:14
Clitoral Anatomy

Articulation

Articulation refers to the connection between bones at a joint, allowing for movement and stability. In the context of the humerus and radius, specific processes like the capitulum are designed to fit with the radius, facilitating elbow joint function.
추천 영상:
가이드 코스
6:23
Pectoral Girdle

Elbow Joint Mechanics

The elbow joint is a complex structure that allows for flexion and extension of the forearm. The interaction between the humeral processes and the radius is essential for proper movement, with the capitulum specifically articulating with the head of the radius during these actions.
추천 영상:
08:25
Structural Joint Classifications
관련 실천
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Which bone of the arm corresponds to the femur of the leg?

a. Ulna

b. Humerus

c. Radius

d. Tibia

e. Fibula

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Bones that articulate with the sphenoid include which of the following?

a. Parietal

b. Frontal

c. Occipital

d. Zygomatic

e. Ethmoid

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a. Golgi apparatus

b. Lysosomes

c. Microfilaments

d. Exocytosis

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Which parts of the thoracic vertebrae articulate with the ribs?

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Match the appropriate name with the structure in the figure.

5. Osteocyte

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a. Ischial tuberosity

b. Pubis

c. Patella

d. Fibula

e. Tibia

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