Question

And think. Which bones, muscles, and joints should be strong? es, muscles, and elbow joints.​

Answer 1

Ответ:‍Bones that should be strong include those in the spine, hips, and legs. Muscles that should be strong include those in the core, legs, and arms. Joints that should be strong include those in the knees, hips, and shoulders.

Объяснение:

Answer 2

Several bones, muscles, and joints in the human body should be strong for overall functional movement and stability. Here are some key ones:

Bones:

1. Spine (vertebrae): The vertebrae provide support and protection for the spinal cord, enabling proper posture and movement.
2. Femur (thigh bone): The femur is the longest and strongest bone in the body, supporting the upper body and facilitating walking and running.
3. Tibia and fibula (lower leg bones): These bones support body weight, provide stability, and enable movements such as walking and jumping.
4. Humerus (upper arm bone): The humerus connects the shoulder and elbow joints, facilitating movements of the arm.

Muscles:

1. Quadriceps: These muscles on the front of the thigh help extend the knee and are crucial for activities like walking, running, and jumping.
2. Hamstrings: These muscles on the back of the thigh help flex the knee and extend the hip, playing a vital role in walking, running, and bending.
3. Deltoids: The deltoid muscles are responsible for lifting and rotating the arm at the shoulder joint, allowing a wide range of upper body movements.
4. Biceps and triceps: These muscles in the upper arm are responsible for bending (flexing) and straightening (extending) the elbow joint.

Joints:

1. Knee joint: The knee joint, formed by the femur, tibia, and patella (kneecap), is crucial for weight-bearing activities and requires strength for stability and mobility.
2. Hip joint: The hip joint connects the femur to the pelvis, providing stability and allowing movements such as walking, running, and sitting.
3. Shoulder joint: The shoulder joint is a ball-and-socket joint that provides a wide range of motion for the arm, requiring strength and stability for various activities.
4. Elbow joint: The elbow joint facilitates bending and straightening of the forearm, essential for activities involving the hands and arms.

It's important to note that overall strength and conditioning of the entire body, including other bones, muscles, and joints, are also important for optimal function and health.